Home / 13,594.02-18,739.89-9,608.10

Finding the Fourth Proportional to 13,594.02, 18,739.89 and 9,608.10

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Solution

The fourth proportional to 13,594.02, 18,739.89 and 9,608.10 is: 13,245.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,594.02 : 18,739.89 = 9,608.10 : x
  2. Step 2: Convert to fraction form
    13,594.02/18,739.89 = 9,608.10/x
  3. Step 3: Cross multiply
    13,594.02x = 18,739.89 × 9,608.10
  4. Step 4: Simplify right side
    13,594.02x = 180,054,737.11
  5. Step 5: Solve for x
    x = 180,054,737.11/13,594.02
  6. Step 6: Final answer
    x = 13,245.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.